00973cam a22002531 4500 gs 60000231 DLC 20260227111409.0 790424s1960 ndu b s000 0 eng c gs 60000231 (OCoLC)4888992 U.S. Geol. Survey. Libr. MnMohC DLC n-us-nd KFN8858.A1 S8 Sullivan, Robert E. (Robert Edwin), 1917- Conservation of oil and gas in North Dakota, a legal history 1948-1958. Grand Forks, 1960. 12 p. 23 cm. North Dakota Geological Survey. Bulletin 33 "Excerpts from a book [with same title, published 1959] prepared at the direction of the Mineral and Natural Resources Law Section of the American Bar Association." Bibliographical footnotes. Petroleum law and legislation North Dakota. Natural gas Law and legislation North Dakota. 29464 29464